Item # MR9612048, Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series On NTN Bearing Corp. of America

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	Item # MR9612048, Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

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Ordering Options		Find a Distributor Contact NTN Customer Support Specialist Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type		Machined-Ring Needle Roller Bearing

Roller Type		Needle

Bearing Type		Needle Roller Bearing

Material		High Carbon Chrome Steel

Cage Material		Steel

Limiting Speed - Oil		2600 RPM

Limiting Speed - Grease		1700.0 RPM

Enclosure		Open

Static Load Rating		180000 lbf 800000 N 800.00 kN

Dynamic Load Rating		84500 lbf 375000 N 375.00 kN

Weight		9.899 lb 4.490 kg

Operating Temperature Range		-40 to 250 ºF -40 to 120 ºC

Dimensional Specifications

		Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series - Dimensions larger image

Fw		6.0000 in 152.400 mm

Fw Tolerance		0.068/0.043 mm

D		7.5000 in 190.500 mm

C		3.0000 in 76.200 mm

r		0.1181 in 3.000 mm

Da max		6.9882 in 177.500 mm

ras max		0.1181 in 3 mm

Item # MR9612048, Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series